Well one would be constipation, when you are constipated you tend to get lower and upper back pain. Your liver and or kindness can cause back pain, a strained muscle or popped out disk can cause back pain. Alot of things can..
Medicine is prescribed and drugs are not
3 Positive reinforcement is most effective when it occurs immediately after the behavior. Reinforcement should be presented enthusiastically and should occur frequently. Deliver reinforcement quickly: A shorter time between a behavior and positive reinforcement makes a stronger connection between the two
The answer is D. Ignore threats from the cyberbully.
The best way to deal with cyberbullies is to just ignore them, do not respond to them as this is what they want, the attention, the glory. You should always tell an adult you trust for example your parents about any cyberbullying, you should not keep it to yourself as this can be dangerous. It would be sensible to save all the evidence but as far as this question goes the best answer is D.
The answer is C. Protein is what helps your hair, skin, and nails grow.